{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005861","490:4900008264","490:4900005734","490:4900006114","490:4900007581","490:4900007222","490:4900008486","490:4900007223","490:4900006603","490:4900005604","490:4900005863","490:4900005994","490:4900005993","490:4900005733","490:4900008263","490:4900009149","490:4900008169","490:4900005862","490:4900007830","490:4900010260","490:4900005991","490:4900006723","490:4900007818","490:4900007461","490:4900008040"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1436688450455983,0.12413664507748132,0.1203185275066896,0.09712633226130071,0.09482554835348024,0.07851592256939934,0.0456883587688859,0.03103881872922752,0.02679346596289579,0.013423166736821208,0.011435206098146133,0.010740578340489986,0.008980322053651473,0.008811887124308585,0.008779399369390834,0.008654941532768188,0.008363187499170161,0.0073440797129429225,0.006442349091485541,0.005117680305256756,0.004647188703667352,0.004437896531907907,0.0034178719360135053,0.0028816707617915676,0.002472743528147119],"twin_dists":[0.2558391796033256,0.26529847439378684,0.26727731879287037,0.28046531622014614,0.2819034218045277,0.29297875705158605,0.3226492015077981,0.34226383463886095,0.34943706379172224,0.38134357289022014,0.38836851693602836,0.3910808002066914,0.3987260783203936,0.39952624920940416,0.39968215786702044,0.4002842459434378,0.40172661051409847,0.4071460891358725,0.4125375557189188,0.4218444106703469,0.4256830364660338,0.4275051007607872,0.43768808885747446,0.44421574570441286,0.44998940415623384],"n_dims_used":45,"mean_confidence":0.9203896416558159},"coverage":{"mean_confidence":0.9203896416558159,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}